【简答题】如图是截去一角的长方体,画出它的三视图。
【简答题】下图是公园一角的平面图,看图回答下面的问题。 (1)你知道小路的面积是多少吗? (2)请你求出实际种植用地的面积。
【单选题】Close the lower and upper seawater inlet valves immediately. 02010500
A.
Shut off both the lower and upper seawater inlet valves at once.
B.
Shut off both the lower and upper seawater outlet valves at once.
C.
Close the right seawater inlet valve now.
D.
Close either the upper or lower seawater inlet valves right now.
【简答题】A.Fish have difficulty absorbing oxygen in warmer seawater. B.The seawater temperature is increasing. C.Fish have trouble finding enough food in warmer seawater. D.More fish have to find another locat...
【简答题】小强、小来、小超三个好朋友的家都在公园附近,他们周末经常到公园来游玩. (l)他们三家距离公园各多少米? (2)以公园为观测点,描述他们家的位置与方向. (3)你还能提出并解决哪些数学问题?
【判断题】新课标要求第三学段课外阅读总量不少于100万字。()